The BAU investigates a killer with ritualistic tendencies, when a series of male bodies are found oddly disposed of.
Vince is impressed by porn star Sasha Grey; Ari woos new clients; Turtle wants Vince to become the face of his new venture; Drama is anxious about his new series.
When a relationship therapist is murdered, it seems that she was targeted because of secrets she knew about her powerful and elite clients.
When a woman who looks very similar to Lanie is murdered, the team thinks the killer may be targeting members of the 12th precinct.
The murder investigation of a young video store clerk reunites Castle with his mysterious father.
